Report on the main results of the surveillance under article
11 for annex II, IV and V species (Annex B)
SPECIES NAME: Sphagnum spp.
1. National level
Biogeographic regions and/or marine regions concerned in the MS: ATL CON
2. Biogeographical or marine level
2.1 Biogeographical region or marine region: Atlantic
Van Landuyt W. (2008) Conservation status of the Natura 2000 species Peat Mosses (Sphagnum spp.) for the Belgian Atlantic region, In: Paelinckx D., Van Landuyt W. & De Bruyn L. (ed.). Conservation status of the Natura 2000 habitats and species. Report of the Research Institute for Nature and Forest,
INBO.R.2008.15. Brussels. In prep
2.2 Published sources and/or websites http://www.inbo.be/natura2000be
2.3 Range of species in the biogeographic region or marine region
2.3.1 Surface range of the species in
km2 8624
2.3.2 Date of range determination 1972-2006
2.3.3 Quality of data concerning range Moderate e.g. based on partial data with some extrapolation
2.3.5 Range trend magnitude (km2) -
optional N/A
2.3.6 Range trend period 1994-2006
2.3.7 Reasons for reported trend Unknown
Other (specify) N/A
2.4 Population of the species in the biogeographic region or marine region
2.4.1 Population size estimation
Minimum population Maximum population Population units
328 328 Grids
2.4.2 Date of population estimation 1972-2006
2.4.3 Method used for population
estimation Based on expert opinion
2.4.4 Quality of population data Poor e.g. based on very incomplete data or on expert judgement
2.4.5 Population trend Unknown (X)
2.4.6 Population trend magnitude N/A
2.4.7 Population trend period 1994-2006
2.4.8 Reasons for reported trend Unknown
Other (specify) N/A
2.4.9 Justification of % thresholds for
trends (optional) N/A
2.4.10 Main pressures 120 Fertilisation
161 - forest planting 162 - artificial planting 403 - dispersed habitation 701 - water pollution 702 - air pollution 703 - soil pollution 720 Trampling, overuse 730 Military manouvres 810 Drainage 920 Drying out 930 Submersion 952 - eutrophication 953 - acidification 2.4.11 Threats 120 Fertilisation 161 - forest planting 162 - artificial planting 403 - dispersed habitation 701 - water pollution 702 - air pollution 703 - soil pollution 720 Trampling, overuse 730 Military manouvres 810 Drainage 920 Drying out 930 Submersion 952 - eutrophication 953 - acidification
2.5 Habitat for the species in the biogeographic region or marine region
2.5.1 Habitats for the species 4010 Northern Atlantic wet heaths with Erica tetralix, ,6410
the Rhynchosporion, 7230 Alkaline fens, 91D0 Bog woodland, 91E0 (partial) Alluvial forests with Alnus glutinosa and Fraxinus excelsior (Alno-Pandion, Alnion incanae, Salicion albae)
2.5.2 Area estimation (km2) 25
2.5.3 Date of estimation 1997-2006
2.5.4 Quality of the data Good e.g based on extensive surveys
2.5.5 Trend of the habitat Decreasing (-)
2.5.6 Trend period 1994-2006
2.5.7 Reasons for reported trend Direct human influence (restoration, deterioration, destruction) Indirect anthropo(zoo)genic influence
Other (specify) N/A
2.6 Future prospects for the species Bad prospects - species likely to be become extinct in the biogeographical region
2.7 Complementary information
2.7.1 Favourable reference range
(km2) 4960
2.7.2 Favourable reference population 312
2.7.3 Suitable habitat for the species 25
2.7.4 Other relevant information N/A
Conclusion
Biogeographical or
marine level
Conclusions within
Natura 2000 sites
(optional)
(2.3) Range Favourable (FV) N/A
(2.4) Population Favourable (FV) N/A
(2.5) Habitat for the species Bad and deteriorating (U2-) N/A
(2.6) Future prospects Bad (U2) N/A